PAYMENT TERMS: -60% deposit, balance due upon shipment -FOB China APPROVAL & STANDARDS: -CE, FDA certified -Meets GB2626-2006 Standard FEATURES: -Self Priming Filter Protection Mask -Model: HF/KN95-2 -Main raw materials: Nonwoven fabric+KN95 filtering meltblown fabric +Hot air cotton -Recommendation Duration: no more than 4 hrs -Storage Date: three years